Tributes have poured in for the Australian guitarist and AC/DC founder since his death was announced on Sunday.

“It is a sad day in rock and roll. Malcolm Young was my friend and the haert and soul of AC/DC … He will be missed and my deepest condolences to his family, bandmates and friends,” Van Halen founder Eddie Van Halen tweeted.

“The driving engine of AC/DC has died. A tragic end for a sometimes unsung icon. One of the true greats. RIP,” Kiss guitarist Paul Stanley said.

'Malcom Young the best right hand in game! RIP. Play AC/DC loud all day!' KJ @acdc